linux-kernel - Re: [PATCH v8 2/6] mfd: Support ROHM BD9576MUF and BD9573MUF

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Message-ID: <20210308133614.GD4931@dell>
Date:   Mon, 8 Mar 2021 13:36:14 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
Cc:     mazziesaccount@...il.com, Rob Herring <robh+dt@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-power@...rohmeurope.com, linux-watchdog@...r.kernel.org,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH v8 2/6] mfd: Support ROHM BD9576MUF and BD9573MUF

On Thu, 11 Feb 2021, Matti Vaittinen wrote:

> Add core support for ROHM BD9576MUF and BD9573MUF PMICs which are
> mainly used to power the R-Car series processors.
> 
> Signed-off-by: Matti Vaittinen <matti.vaittinen@...rohmeurope.com>
> ---
> Changes:
>  - Comments fixed based on suggestions from Lee
>  - Name of regulator cell changed as suggested by Lee
>  - Renamed MFD cell variables for better readability
>  - Aligned header definitions for better readability
> 
>  drivers/mfd/Kconfig              |  11 ++++
>  drivers/mfd/Makefile             |   1 +
>  drivers/mfd/rohm-bd9576.c        | 109 +++++++++++++++++++++++++++++++
>  include/linux/mfd/rohm-bd957x.h  |  59 +++++++++++++++++
>  include/linux/mfd/rohm-generic.h |   2 +
>  5 files changed, 182 insertions(+)
>  create mode 100644 drivers/mfd/rohm-bd9576.c
>  create mode 100644 include/linux/mfd/rohm-bd957x.h
> 
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index bdfce7b15621..53c7c96283bd 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -1998,6 +1998,17 @@ config MFD_ROHM_BD71828
>  	  Also included is a Coulomb counter, a real-time clock (RTC), and
>  	  a 32.768 kHz clock gate.
>  
> +config MFD_ROHM_BD957XMUF
> +	tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs"
> +	depends on I2C=y
> +	depends on OF
> +	select REGMAP_I2C
> +	select MFD_CORE
> +	help
> +	  Select this option to get support for the ROHM BD9576MUF and
> +	  BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily
> +	  designed to be used to power R-Car series processors.
> +
>  config MFD_STM32_LPTIMER
>  	tristate "Support for STM32 Low-Power Timer"
>  	depends on (ARCH_STM32 && OF) || COMPILE_TEST
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index 14fdb188af02..e58fae024bb2 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -262,6 +262,7 @@ obj-$(CONFIG_RAVE_SP_CORE)	+= rave-sp.o
>  obj-$(CONFIG_MFD_ROHM_BD70528)	+= rohm-bd70528.o
>  obj-$(CONFIG_MFD_ROHM_BD71828)	+= rohm-bd71828.o
>  obj-$(CONFIG_MFD_ROHM_BD718XX)	+= rohm-bd718x7.o
> +obj-$(CONFIG_MFD_ROHM_BD957XMUF)	+= rohm-bd9576.o
>  obj-$(CONFIG_MFD_STMFX) 	+= stmfx.o
>  obj-$(CONFIG_MFD_KHADAS_MCU) 	+= khadas-mcu.o
>  
> diff --git a/drivers/mfd/rohm-bd9576.c b/drivers/mfd/rohm-bd9576.c
> new file mode 100644
> index 000000000000..efd439677c9e
> --- /dev/null
> +++ b/drivers/mfd/rohm-bd9576.c
> @@ -0,0 +1,109 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
> +/*
> + * Copyright (C) 2020 ROHM Semiconductors

If you get a chance, could you please update these?

> + * ROHM BD9576MUF and BD9573MUF PMIC driver
> + */

For my own reference (apply this as-is to your sign-off block):

  Acked-for-MFD-by: Lee Jones <lee.jones@...aro.org>

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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